WHAT DOES THIS MEAN???... i needa think abt this one
Answer:
9
Step-by-step explanation:
18/2=9
Oh wait. I am wrong
Answer:

Step-by-step explanation:
convert mixed number to improper fractions
3
=

apply the fraction rule:

multiply the numbers

Answer:
C
Step-by-step explanation:
SD is congruent to PD and both triangles share the same side with each other.
Answer:
There are always four sides and four corners